Finding the Fourth Proportional to 21,033,030, 31,549,544.88 and 5,076,678

Step by Step Solution

1. Step 1: Write the proportion equation
   21,033,030 : 31,549,544.88 = 5,076,678 : x
2. Step 2: Convert to fraction form
   21,033,030/31,549,544.88 = 5,076,678/x
3. Step 3: Cross multiply
   21,033,030x = 31,549,544.88 × 5,076,678
4. Step 4: Simplify right side
   21,033,030x = 160,166,880,402,308.62
5. Step 5: Solve for x
   x = 160,166,880,402,308.62/21,033,030
6. Step 6: Final answer
   x = 7,615,016.97